49980215

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2539}}^1$

素因数の和:2702

約数の個数: 16

約数和(自身を含む): 62423040

約数和(自身を除く): 12442825

約数列:

[1, 5, 31, 127, 155, 635, 2539, 3937, 12695, 19685, 78709, 322453, 393545, 1612265, 9996043, 49980215]

約数ペア:

[(1, 49980215), (5, 9996043), (31, 1612265), (127, 393545), (155, 322453), (635, 78709), (2539, 19685), (3937, 12695)]